No Castle Can Stand Against Me!.A mysterious woman named Sakuya offers to assist Raoh and company take down the impregnable kingdom ruled by Gaoh. Sakuya allows herself to enter the fortress in an attempt to seduce Gaoh, lying about her identity and her acquaintance with Raoh. She has him chase her around his bedroom at night, turning off the lights as they circle around. When Gaoh turns back on one of the lights to see Sakuya again, Reina shoots him in the head from the outside with a crossbow from the outside. As Raoh's army begins to infiltrate Gaoh's fortress, Reina fights Habaki, Gaoh's subordinate. Raoh catapults himself onto the fortress and kills Habaki as dawn approaches. Sakuya joins Raoh's army to serve as the tactician of the group.